GB1387928A - Display devices - Google Patents
Display devicesInfo
- Publication number
- GB1387928A GB1387928A GB2597372A GB2597372A GB1387928A GB 1387928 A GB1387928 A GB 1387928A GB 2597372 A GB2597372 A GB 2597372A GB 2597372 A GB2597372 A GB 2597372A GB 1387928 A GB1387928 A GB 1387928A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkoxybenzylidene
- cyanobenzylidene
- cholesterol
- june
- liquid crystal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000463 material Substances 0.000 abstract 5
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000004973 liquid crystal related substance Substances 0.000 abstract 2
- -1 p-cyanobenzylidene Chemical group 0.000 abstract 2
- BQPPJGMMIYJVBR-UHFFFAOYSA-N (10S)-3c-Acetoxy-4.4.10r.13c.14t-pentamethyl-17c-((R)-1.5-dimethyl-hexen-(4)-yl)-(5tH)-Delta8-tetradecahydro-1H-cyclopenta[a]phenanthren Natural products CC12CCC(OC(C)=O)C(C)(C)C1CCC1=C2CCC2(C)C(C(CCC=C(C)C)C)CCC21C BQPPJGMMIYJVBR-UHFFFAOYSA-N 0.000 abstract 1
- OILXMJHPFNGGTO-UHFFFAOYSA-N (22E)-(24xi)-24-methylcholesta-5,22-dien-3beta-ol Natural products C1C=C2CC(O)CCC2(C)C2C1C1CCC(C(C)C=CC(C)C(C)C)C1(C)CC2 OILXMJHPFNGGTO-UHFFFAOYSA-N 0.000 abstract 1
- RQOCXCFLRBRBCS-UHFFFAOYSA-N (22E)-cholesta-5,7,22-trien-3beta-ol Natural products C1C(O)CCC2(C)C(CCC3(C(C(C)C=CCC(C)C)CCC33)C)C3=CC=C21 RQOCXCFLRBRBCS-UHFFFAOYSA-N 0.000 abstract 1
- CHGIKSSZNBCNDW-UHFFFAOYSA-N (3beta,5alpha)-4,4-Dimethylcholesta-8,24-dien-3-ol Natural products CC12CCC(O)C(C)(C)C1CCC1=C2CCC2(C)C(C(CCC=C(C)C)C)CCC21 CHGIKSSZNBCNDW-UHFFFAOYSA-N 0.000 abstract 1
- SVAKQZXLNBBOTG-JYFOCSDGSA-N (e)-1-(4-methoxyphenyl)-n-[(e)-(4-methoxyphenyl)methylideneamino]methanimine Chemical compound C1=CC(OC)=CC=C1\C=N\N=C\C1=CC=C(OC)C=C1 SVAKQZXLNBBOTG-JYFOCSDGSA-N 0.000 abstract 1
- XYTLYKGXLMKYMV-UHFFFAOYSA-N 14alpha-methylzymosterol Natural products CC12CCC(O)CC1CCC1=C2CCC2(C)C(C(CCC=C(C)C)C)CCC21C XYTLYKGXLMKYMV-UHFFFAOYSA-N 0.000 abstract 1
- FPTJELQXIUUCEY-UHFFFAOYSA-N 3beta-Hydroxy-lanostan Natural products C1CC2C(C)(C)C(O)CCC2(C)C2C1C1(C)CCC(C(C)CCCC(C)C)C1(C)CC2 FPTJELQXIUUCEY-UHFFFAOYSA-N 0.000 abstract 1
- OQMZNAMGEHIHNN-UHFFFAOYSA-N 7-Dehydrostigmasterol Natural products C1C(O)CCC2(C)C(CCC3(C(C(C)C=CC(CC)C(C)C)CCC33)C)C3=CC=C21 OQMZNAMGEHIHNN-UHFFFAOYSA-N 0.000 abstract 1
- DNVPQKQSNYMLRS-NXVQYWJNSA-N Ergosterol Natural products CC(C)[C@@H](C)C=C[C@H](C)[C@H]1CC[C@H]2C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@H]3CC[C@]12C DNVPQKQSNYMLRS-NXVQYWJNSA-N 0.000 abstract 1
- BKLIAINBCQPSOV-UHFFFAOYSA-N Gluanol Natural products CC(C)CC=CC(C)C1CCC2(C)C3=C(CCC12C)C4(C)CCC(O)C(C)(C)C4CC3 BKLIAINBCQPSOV-UHFFFAOYSA-N 0.000 abstract 1
- LOPKHWOTGJIQLC-UHFFFAOYSA-N Lanosterol Natural products CC(CCC=C(C)C)C1CCC2(C)C3=C(CCC12C)C4(C)CCC(C)(O)C(C)(C)C4CC3 LOPKHWOTGJIQLC-UHFFFAOYSA-N 0.000 abstract 1
- CAHGCLMLTWQZNJ-UHFFFAOYSA-N Nerifoliol Natural products CC12CCC(O)C(C)(C)C1CCC1=C2CCC2(C)C(C(CCC=C(C)C)C)CCC21C CAHGCLMLTWQZNJ-UHFFFAOYSA-N 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 235000012000 cholesterol Nutrition 0.000 abstract 1
- QBSJHOGDIUQWTH-UHFFFAOYSA-N dihydrolanosterol Natural products CC(C)CCCC(C)C1CCC2(C)C3=C(CCC12C)C4(C)CCC(C)(O)C(C)(C)C4CC3 QBSJHOGDIUQWTH-UHFFFAOYSA-N 0.000 abstract 1
- DNVPQKQSNYMLRS-SOWFXMKYSA-N ergosterol Chemical compound C1[C@@H](O)CC[C@]2(C)[C@H](CC[C@]3([C@H]([C@H](C)/C=C/[C@@H](C)C(C)C)CC[C@H]33)C)C3=CC=C21 DNVPQKQSNYMLRS-SOWFXMKYSA-N 0.000 abstract 1
- CAHGCLMLTWQZNJ-RGEKOYMOSA-N lanosterol Chemical compound C([C@]12C)C[C@@H](O)C(C)(C)[C@H]1CCC1=C2CC[C@]2(C)[C@H]([C@H](CCC=C(C)C)C)CC[C@@]21C CAHGCLMLTWQZNJ-RGEKOYMOSA-N 0.000 abstract 1
- 229940058690 lanosterol Drugs 0.000 abstract 1
- 125000006606 n-butoxy group Chemical group 0.000 abstract 1
- 150000003431 steroids Chemical class 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3622—Control of matrices with row and column drivers using a passive matrix
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
- H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
- G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
Landscapes
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal Substances (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46038863A JPS523560B1 (enrdf_load_stackoverflow) | 1971-06-02 | 1971-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1387928A true GB1387928A (en) | 1975-03-19 |
Family
ID=12537027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2597372A Expired GB1387928A (en) | 1971-06-02 | 1972-06-02 | Display devices |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3776615A (enrdf_load_stackoverflow) |
| JP (1) | JPS523560B1 (enrdf_load_stackoverflow) |
| CA (1) | CA1003073A (enrdf_load_stackoverflow) |
| FR (1) | FR2140169B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1387928A (enrdf_load_stackoverflow) |
| NL (1) | NL7207548A (enrdf_load_stackoverflow) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4739396C1 (en) * | 1970-12-28 | 2002-07-09 | Gilbert P Hyatt | Projection display system |
| US4672457A (en) * | 1970-12-28 | 1987-06-09 | Hyatt Gilbert P | Scanner system |
| US5398041A (en) * | 1970-12-28 | 1995-03-14 | Hyatt; Gilbert P. | Colored liquid crystal display having cooling |
| US4471385A (en) * | 1970-12-28 | 1984-09-11 | Hyatt Gilbert P | Electro-optical illumination control system |
| US5432526A (en) * | 1970-12-28 | 1995-07-11 | Hyatt; Gilbert P. | Liquid crystal display having conductive cooling |
| JPS4977537A (enrdf_load_stackoverflow) * | 1972-11-27 | 1974-07-26 | ||
| JPS4977538A (enrdf_load_stackoverflow) * | 1972-11-27 | 1974-07-26 | ||
| FR2214523B1 (enrdf_load_stackoverflow) * | 1973-01-18 | 1976-05-14 | Thomson Csf | |
| US3837730A (en) * | 1973-11-28 | 1974-09-24 | Bell Telephone Labor Inc | Matrix-addressed liquid crystal display |
| JPS5650277B2 (enrdf_load_stackoverflow) * | 1973-03-27 | 1981-11-27 | ||
| FR2229331A5 (enrdf_load_stackoverflow) * | 1973-05-09 | 1974-12-06 | Thomson Csf | |
| FR2230410A1 (en) * | 1973-05-24 | 1974-12-20 | Commissariat Energie Atomique | Control of molecular orientation in liq. crystals - by applying electric field at varying frequencies |
| US3936815A (en) * | 1973-08-06 | 1976-02-03 | Nippon Telegraph And Telephone Public Corporation | Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device |
| JPS5757718B2 (enrdf_load_stackoverflow) * | 1973-10-19 | 1982-12-06 | Hitachi Ltd | |
| JPS5416894B2 (enrdf_load_stackoverflow) * | 1974-03-01 | 1979-06-26 | ||
| US3932860A (en) * | 1974-04-25 | 1976-01-13 | Timex Corporation | Electro-optical display with circuitry for applying predetermined potentials to all display segments to effect activation of a selected segment only |
| USRE31872E (en) * | 1974-04-25 | 1985-04-23 | Timex Corporation | Electro-optical display with circuitry for applying predetermined potentials to all display segments to effect activation of a selected segment only |
| US3977769A (en) * | 1974-05-31 | 1976-08-31 | Matsushita Electric Industrial Co., Ltd. | Electro-optic device |
| US3973830A (en) * | 1974-06-07 | 1976-08-10 | Matsushita Electric Industrial Co., Ltd. | Electro-optic device |
| DE2504564B2 (de) * | 1974-06-07 | 1977-11-24 | (+)p-alkoxy-p'-(2-methylbutyl)azoxybenzole und ein diese enthaltendes cholesterinisches fluessigkristallgemisch | |
| US4082029A (en) * | 1976-09-10 | 1978-04-04 | Juan M. del Castillo | Optical metronomes |
| GB1595861A (en) * | 1977-02-14 | 1981-08-19 | Citizen Watch Co Ltd | Matrix drive system for liquid crystal display |
| US4180813A (en) * | 1977-07-26 | 1979-12-25 | Hitachi, Ltd. | Liquid crystal display device using signal converter of digital type |
| JPS5443762A (en) * | 1977-09-13 | 1979-04-06 | Seiko Epson Corp | Liquid crystal mechanism |
| JPS5458399A (en) * | 1977-10-18 | 1979-05-11 | Sharp Corp | Matrix type liquid crystal display unit |
| JPS5762029A (en) * | 1980-09-30 | 1982-04-14 | Sharp Corp | Terminal treating system for multilayered liquid-crystal panel |
| US4427978A (en) | 1981-08-31 | 1984-01-24 | Marshall Williams | Multiplexed liquid crystal display having a gray scale image |
| US4655561A (en) * | 1983-04-19 | 1987-04-07 | Canon Kabushiki Kaisha | Method of driving optical modulation device using ferroelectric liquid crystal |
| GB2146473B (en) * | 1983-09-10 | 1987-03-11 | Standard Telephones Cables Ltd | Addressing liquid crystal displays |
| US4595259A (en) * | 1984-01-19 | 1986-06-17 | Xerox Corporation | Transient state liquid crystal image bar for electrophotographic printers |
| US4691200A (en) * | 1984-10-01 | 1987-09-01 | Xerox Corporation | Matrix display with a fast cursor |
| GB2173337B (en) * | 1985-04-03 | 1989-01-11 | Stc Plc | Addressing liquid crystal cells |
| FR2580106B1 (enrdf_load_stackoverflow) * | 1985-04-05 | 1988-03-18 | Commissariat Energie Atomique | |
| DE3726623A1 (de) * | 1987-08-11 | 1989-02-23 | Eurosil Electronic Gmbh | Fluessigkristallanzeige |
| US5724062A (en) * | 1992-08-05 | 1998-03-03 | Cree Research, Inc. | High resolution, high brightness light emitting diode display and method and producing the same |
| US5359345A (en) * | 1992-08-05 | 1994-10-25 | Cree Research, Inc. | Shuttered and cycled light emitting diode display and method of producing the same |
| US5594565A (en) * | 1994-12-02 | 1997-01-14 | General Electric Company | Programmable liquid crystal wavefront device |
| US5604510A (en) * | 1995-01-10 | 1997-02-18 | Palomar Technologies Corporation | Liquid crystal display drive with voltage translation |
| US7385574B1 (en) | 1995-12-29 | 2008-06-10 | Cree, Inc. | True color flat panel display module |
| US5812105A (en) * | 1996-06-10 | 1998-09-22 | Cree Research, Inc. | Led dot matrix drive method and apparatus |
| US5933203A (en) * | 1997-01-08 | 1999-08-03 | Advanced Display Systems, Inc. | Apparatus for and method of driving a cholesteric liquid crystal flat panel display |
| US7034785B2 (en) * | 1997-11-20 | 2006-04-25 | Sanyo Electric Co., Ltd. | Color liquid crystal display |
| US6304304B1 (en) | 1997-11-20 | 2001-10-16 | Sanyo Electric Co., Ltd. | Liquid crystal display having an off driving voltage greater than either zero or an optical characteristics changing voltage |
| JP4413730B2 (ja) * | 2004-09-28 | 2010-02-10 | 富士通株式会社 | 液晶表示装置及びその駆動方法 |
| CN104503145B (zh) * | 2014-12-24 | 2018-01-09 | 深圳市华星光电技术有限公司 | 一种提高正负性混合液晶响应时间的方法和装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3503673A (en) * | 1967-09-14 | 1970-03-31 | Rca Corp | Reduction of turn-on delay in liquid crystal cell |
| US3650603A (en) * | 1967-12-05 | 1972-03-21 | Rca Corp | Liquid crystal light valve containing a mixture of nematic and cholesteric materials in which the light scattering effect is reduced when an electric field is applied |
-
1971
- 1971-06-02 JP JP46038863A patent/JPS523560B1/ja active Pending
-
1972
- 1972-06-01 CA CA143,619A patent/CA1003073A/en not_active Expired
- 1972-06-01 FR FR727219755A patent/FR2140169B1/fr not_active Expired
- 1972-06-02 GB GB2597372A patent/GB1387928A/en not_active Expired
- 1972-06-02 US US00259301A patent/US3776615A/en not_active Expired - Lifetime
- 1972-06-02 NL NL7207548A patent/NL7207548A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS523560B1 (enrdf_load_stackoverflow) | 1977-01-28 |
| FR2140169B1 (enrdf_load_stackoverflow) | 1973-07-13 |
| FR2140169A1 (enrdf_load_stackoverflow) | 1973-01-12 |
| US3776615A (en) | 1973-12-04 |
| NL7207548A (enrdf_load_stackoverflow) | 1972-12-05 |
| DE2227055A1 (de) | 1972-12-07 |
| DE2227055B2 (de) | 1976-12-30 |
| CA1003073A (en) | 1977-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 746 | Register noted 'licences of right' (sect. 46/1977) | ||
| PE20 | Patent expired after termination of 20 years |